@article{fd69850c58c04d898fc3891005f8f573,
title = "Levels of evidence: intellectual aid or absolute judgement?",
keywords = "Data Interpretation, Statistical, Evidence-Based Medicine, Humans, Review Literature as Topic, Comment, Letter",
author = "{de Vet}, H.C.W. and {van Tulder}, M.W. and L.M. Bouter",
year = "2003",
month = sep,
doi = "10.1016/S0895-4356(03)00196-3",
language = "English",
volume = "56",
pages = "917--918",
journal = "Journal of Clinical Epidemiology",
issn = "0895-4356",
publisher = "Elsevier Inc.",
number = "9",
}